Roblox is free to play, with in-game purchases available through a virtual currency called Robux. How to make a Roblox game? Making a game on Roblox can be a fun and rewarding experience.

Ninja Time has a built-in party system where you can join a group of friends or fellow Robloxians in a session of cooperative gameplay.

Development is outside of the scope of this article, so for that you should visit Roblox 101: How To Make Your First Game, which details what you need to know and where to find that information.